Book Chapters (3)

1. A. Howard, E. Tunstel, “Using Geospatial Information for Autonomous Systems Control,” Frontiers of Geographic Information Processing, Eds. Rana and Sharma, Springer Science, 2005.

2. E. Tunstel, A. Howard, T. Huntsberger, A. Trebi-Ollenu, J. Dolan, “Applied Soft Computing Strategies for Autonomous Field Robotics,” Fusion of Soft Computing and Hard Computing for Autonomous Robotic Systems, Eds. Zhou, Moravall, and Ruan, vol. 116, pgs. 75-102, Physica-Verlag, 2003.

3. E. Tunstel, H. Seraji, A. Howard, Chapter 11: “Soft Computing Approach to Safe Navigation of Autonomous Planetary Rovers”, Intelligent Control Systems Using Soft Computing Methodologies, Eds. Zilouchian and Jamshidi, CRC Press, 2001.

Refereed Journal Articles (9)

1.   A. Howard, H. Seraji, “Multi-Sensor Terrain Classification for Safe Spacecraft Landing,” IEEE Transactions on Aerospace and Electronic Systems, vol. 40, Issue 4, October 2004.

2.   A. Howard, C. Padgett, "An Adaptive Learning Methodology for Intelligent Object Detection in Novel Imagery Data," NeuroComputing, vol. 51, pgs. 1-11, March 2003.

3.   E. Tunstel, A. Howard, “Approximate Reasoning for Safety and Survivability of Planetary Rovers,” Fuzzy Sets and Systems, vol. 134, no. 1, pgs. 27-46, Feb. 2003.

4.   E. Tunstel, A. Howard, H. Seraji, “Rule-based reasoning and neural network perception for safe off-road robot mobility”, Expert Systems, 19(4), pgs. 191-200, Sept. 2002.

5.   H. Seraji and A. Howard, “Behavior-Based Navigation on Challenging Terrain: A Fuzzy Logic Approach," IEEE Transactions on Robotics and Automation, 18(3), pgs. 308-321, June 2002.

6.   A. Howard, H. Seraji, “An Intelligent Terrain-Based Navigation System for Planetary Rovers,” IEEE Robotics and Automation Magazine, vol. 8, no. 4, December 2001.

7.   A. Howard, H. Seraji, “Vision-Based Terrain Characterization and Traversability Assessment,” Journal of Robotic Systems, 18(10), pgs. 577-587, 2001.

8.   A. Howard, G. Bekey, “Intelligent Learning for Deformable Object Manipulation,” Autonomous Robots, 9 (1): pgs. 51-58, August 2000.

9.   A. Howard, C. Padgett, “A generalized approach to real-time pattern recognition in sensed data,” Pattern Recognition, vol. 32:12, Dec. 1999.

Refereed Conference and Workshop Papers (29)

1.      E. Tunstel, A. Howard, M. Maimone, A. Trebi-Ollenu, “Mars Exploration Rover Baseline for Flight Rover Autonomy Technology Assessment,” 8th Int. Symposium on Artificial Intelligence, Robotics and Automation in Space, Germany, Sept. 2005.

2.      A. Howard, E. Tunstel, “A Self-Contained Traversability Sensor for Safe Mobile Robot Guidance in Unknown Terrain,” 9^th Online World Conference on Soft Computing in Industrial Applications, Sept. 2004.

3.      A. Howard, et. al, “A Reconfigurable Robotic Exploration Vehicle for Extreme Environments,” 10^th International Symposium on Robotics and Applications, Seville, Spain, June 2004.

4.      A. Howard, et. al. “A Methodology to Determine Impact of Autonomy Technologies on Space Science Mission,” 10^th International Symposium on Robotics and Applications, Seville, Spain, June 2004.

5.      A. Howard, E. Graham, “Bridging the Gap between Space Robotics Research and Robotics Education,” AAAI Symp. on Accessible, Hands-on AI/Robotics Education, San Jose, CA.,  pgs. 126-128, March 2004.

6.      A. Howard, B. Werger, H. Seraji, “Integrating Terrain Maps into a Reactive Navigation Strategy” IEEE Int. Conf. On Robotics and Automation, Taiwan, pgs. 2012-2017, September 2003.

7.      A. Howard, H. Seraji, B. Werger, “A Global Path Planner using the Terrain Traversability Index,” Seventh International Conference on Automation Technology, Taiwan, September 2003.

8.      A. Howard, G. Rodriguez, “Validating Mission Relevance of Autonomy Technologies through Increased Science Return,” Workshop on Machine Learning in Space Systems, 20th International Conference on Machine Learning, Washington, D.C., pgs. 31-35, August 2003.

9.      S.Mobasser, C.C.Liebe, A.Howard, “Fuzzy Image Processing in Sun Sensor,” International Fuzzy Systems Association World Congress , Istanbul, Turkey, June 2003.

10.   A. Howard, H. Seraji, “A Rule-Based Fuzzy Safety Index for Landing Site Risk Assessment,” 9th International Symposium on Robotics and Applications, Orlando, FL., June 2002.

11.   E. Tunstel, A. Howard, “Sensing and Perception Challenges in Planetary Surface Robotics,” IEEE Sensors, Orlando, FL., June 2002.

12.   A. Howard, “A Novel Information Fusion Methodology for Intelligent Terrain Analysis," IEEE International Conference on Fuzzy Systems (FUZZ-IEEE), Honolulu, HI, May 2002.

13.   C.C.Liebe, S.Mobasser, C.J.Wrigley, Y.Bae, A.Howard, J.Schroeder, “Micro Sun Sensor,” IEEE Aerospace Conference, Big Sky, Montana, March 2002.

14.   S.Mobasser, C.C.Liebe, A.Howard, “Fuzzy Image Processing in Sun Sensor,” 10th IEEE International Conference on Fuzzy Systems, Melbourne, Australia, pgs. 1337-1342, Dec. 2001.

15.   S. Mobasser, C.C. Liebe, A. Howard, “Application of Fuzzy Logic in Sunsensor Data Interpretation,” 2^nd International Conference on Intelligent Technologies (InTech’2001), Bangkok, Thailand, Nov. 2001.

16.   A. Howard, E. Tunstel, D. Edwards, A. Carlson, “Enhancing Fuzzy Robot Navigation Systems by Mimicking Human Visual Perception of Natural Terrain Traversability,” Joint 9th IFSA World Congress and 20th NAFIPS International Conference, Vancouver, Canada, July 2001.

17.   H. Seraji, A. Howard, E. Tunstel, “Terrain-Based Navigation of Planetary Rovers: A Fuzzy Logic Approach,” 6th Int. Symposium on Artificial Intelligence, Robotics and Automation in Space, Montreal, Canada, June 2001. 

18.   A. Howard, H. Seraji, E. Tunstel “A Rule-Based Fuzzy Traversability Index for Mobile Robot Navigation,” IEEE Int. Conf. On Robotics and Automation, vol. 1, pp. 3067-3071, May 2001.

19.   H. Seraji, A. Howard, E. Tunstel, “Safe Navigation on Hazardous Terrain,” IEEE Int. Conf. on Robotics and Automation, Seoul, Korea, pgs. 3084-3091, May 2001.

20.   E. Tunstel, A. Howard, H. Seraji, “Fuzzy Rule-Based Reasoning for Rover Safety and Survivability,” IEEE Int. Conf. on Robotics and Automation, Seoul, Korea, pgs. 1413-1420, May 2001.

21.   C. Padgett, A. Howard, S. Udomkesmalee, “Shape Based Object Recognition Using a Fast Analog Convolution Processor,” NASA/DoD Second Biomorphic Explorers Workshop, Pasadena, CA., Dec. 2000.

22.   A. Howard, H. Seraji, “Real-Time Assessment of Terrain Traversability for Autonomous Rover Navigation,” IEEE/RSJ Intern. Conf. on Intelligent Robots and Systems (IROS 2000), Japan, pgs. 58-63, Nov. 2000.

23.   A. Howard, H. Seraji, “A Real-Time Autonomous Rover Navigation System,” World Automation Congress, Maui, HI, June 2000.

24.   A. Howard, G. Bekey, “A Learning Methodology for Robotic Manipulation of Deformable Objects,” 8^th International Symposium on Robotics and Applications, Maui, HI, June 2000.

25.   A. Howard, C. Padgett, K. Brown, “Real Time Intelligent Target Detection and Analysis with Machine Vision,” 3^rd International Symposium on Intelligent Automation and Control, Maui, HI, June 2000.

26.   A. Howard, G. Bekey, “Intelligent Learning for Deformable Object Manipulation,” IEEE Intern. Symposium on Computational Intelligence in Robotics and Automation, Monterey Bay, CA., Nov. 1999.

27.   A. Howard, C. Padgett, K. Brown “Intelligent Target Detection in Hyperspectral Imagery,” 13^th Applied Geologic Remote Sensing Conference, Vancouver, Canada, March 1999.

28.   A. Howard, C. Padgett, C. Liebe “A Multi-Stage Neural Network for Automatic Target Detection,” IEEE Int. Joint Conference on Neural Networks (IJCNN), Anchorage, Alaska, May 1998.

29.   A.M. Howard, G.A. Bekey, “Recursive Learning for Deformable Object Manipulation,” 8^th Int. Conf. Advanced Robotics, pgs. 939-943, Monterey, CA., July 1997.

Refereed Conference Posters (4)

1. A. Howard, E. Graham, “Crossing the technology gap between higher-learning and the classroom environment,” American Association for Higher Education National Conference, Atlanta, March 2005.

2.    E. Graham, A. Howard, “An Internship Model for Culturally Relevant Success for Native American High School Students,” American Geophysical Union (AGU) Fall Meeting, December 2004.

3. J. Walls, A. Howard, A. Homaifar, B. Kimiaghalam, “A Generalized Framework for Autonomous Formation Reconfiguration of Multiple Spacecrafts,” IEEE Aerospace Conference, Big Sky, Montana, March 2005.

4. A. Howard, H. Seraji, B. Werger, “Fuzzy Terrain-Based Path Planning for Planetary Rovers," 9^th International Symposium on Robotics and Applications, Honolulu, HI, May 2002.

Invited Papers (2)

1.  L. Canamero, et. al., “The 2004 AAAI Spring Symposium Series,” AAAI Magazine, 25(4), Winter 2004.

2. A. Howard, G. Bekey, “Robotics Become Capable of Handling a Rubber Ball,” Advanced Manufacturing Technology, John Wiley & Sons, Nov. 2000

Unrefereed Conference Proceedings (1)

1. A.M. Howard, G.A. Bekey, “Prototype system for automated sorting and removal of bags of hazardous waste,” Intelligent Robots and Computer Vision XV: Algorithms, Techniques, Active Vision and Materials Handling, Proc. SPIE 2904, pp. 271-277, Boston, MA. Nov. 1996.

Technical Reports (14)

1.     A. Howard, D. Bayard, “A Fuzzy Feature Observation Planner for Small Body Proximity Operations,” JPL Doc. D.30283, Sept. 2004.

2.     A. Howard, “A Fuzzy Logic Engine for Space Applications,” New Tech. Report No. 40461, July 2003.

3.     A. Howard, G. Chalfant, E. Rogstad, “Artificial Intelligence toolkit to Enhance Understanding and Knowledge,”,New Technology Report No. 40496, July 2003.

4.     A. Howard, et. al,. “A Novel Reconfigurable Robot for Navigation on Rough Terrain,” New Technology Report No. 30890, March 2003.

5.     A. Howard, B. Werger, H. Seraji, “Rover Path Planning using Vision-Based Terrain Characteristics,” New Technology Report No.  30744-CP, November 2002.

6.     A. Howard, B. Werger, H. Seraji, “Integrating Terrain Maps into Reactive Navigation Strategies,” New Technology Report No.  30794, November 2002.

7.     A. Howard, “GUI Program for Planning Paths of Rovers,” NASA Tech Brief, July 2002.

8.     A. Howard, E. Tunstel, “Development of Cognitive Sensors,” NASA Tech Briefs, pg. 38, April 2002.

9.     A. Howard, “Path-Planning Graphical User Interface,” New Tech. Report No. 30320, June 2001.

10.   A. Howard, E. Tunstel, “Cognitive Sensor Technology,” New Tech. Report No. 30283, June 2001.

11.   A. Howard, “A Software Tool for Real-Time Terrain Classification,” New Tech. Report No. 21234, Feb. 2001.

12.   H. Seraji, A. Howard, B. Bon, “Fuzzy Logic Navigation of Mobile Robots,” New Tech. Report No. 21199, Dec. 2000.

13.   A. Howard, "Recursive Learning for Deformable Object Manipulation,” IRIS technical report IRIS-99-369, University of Southern California, pp. 1-169, 1999.

14.   C. Padgett, A. Howard, et al. “Real Time Sub-Pixel Object Detection in Hyperspectral Images,” JPL Doc. D-16150, Sept. 1998.